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Thetford toilet fills with fresh water

katoomer
Explorer
Explorer
On this last trip I noticed our toilet bowl fills slowly with fresh water. Seems to do it whether using city connection or tank and water pump. I'm assuming the valve that you open to fill the bowl is dirty or not closing fully. Any ideas on where to start trying to repair this?
2009 Newmar Ventana 3942
2010 Pace Shadow 18ft
2010 KTM 450 XCW six days
2010 Can Am Outlander 650 XT
2014 Can Am Outlander 500
2007 Yamaha YZ250F
1989 Douglas Skater 21' Twin 2.5s
5 REPLIES 5

Matt_Colie
Explorer II
Explorer II
Depending on the model, that flush water valve is either a real big pain to get to or a moderate pain to get to. Most of the Thetford pot water valves are very susceptible to freeze damage.

Matt
Matt & Mary Colie
A sailor, his bride and their black dogs (one dear dog is waiting for us at the bridge) going to see some dry places that have Geocaches in a coach made the year we married.

katoomer
Explorer
Explorer
ScottG wrote:
No sweat!
Had to do mine a couple of years ago.
One suggestion I have is to add a valve to the water supply line to your toity. It sure came in handy when our toilet started suddenly filling itself one weekend. With the valve I was able to at least shut off the water supply to keep it from over filling between uses.

Good luck!
Scott


Good Idea, thanks again.
2009 Newmar Ventana 3942
2010 Pace Shadow 18ft
2010 KTM 450 XCW six days
2010 Can Am Outlander 650 XT
2014 Can Am Outlander 500
2007 Yamaha YZ250F
1989 Douglas Skater 21' Twin 2.5s

ScottG
Nomad
Nomad
No sweat!
Had to do mine a couple of years ago.
One suggestion I have is to add a valve to the water supply line to your toity. It sure came in handy when our toilet started suddenly filling itself one weekend. With the valve I was able to at least shut off the water supply to keep it from over filling between uses.

Good luck!
Scott

katoomer
Explorer
Explorer
ScottG wrote:
Replace the flush valve.

Thank You, Scott!
2009 Newmar Ventana 3942
2010 Pace Shadow 18ft
2010 KTM 450 XCW six days
2010 Can Am Outlander 650 XT
2014 Can Am Outlander 500
2007 Yamaha YZ250F
1989 Douglas Skater 21' Twin 2.5s

ScottG
Nomad
Nomad
Replace the flush valve.